Home / 2,031.01-2,802.97-1,146.96

Finding the Fourth Proportional to 2,031.01, 2,802.97 and 1,146.96

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Solution

The fourth proportional to 2,031.01, 2,802.97 and 1,146.96 is: 1,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.01 : 2,802.97 = 1,146.96 : x
  2. Step 2: Convert to fraction form
    2,031.01/2,802.97 = 1,146.96/x
  3. Step 3: Cross multiply
    2,031.01x = 2,802.97 × 1,146.96
  4. Step 4: Simplify right side
    2,031.01x = 3,214,895.90
  5. Step 5: Solve for x
    x = 3,214,895.90/2,031.01
  6. Step 6: Final answer
    x = 1,582.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.